PT3847815T - Método e aparelho para predição - Google Patents

Método e aparelho para predição

Info

Publication number
PT3847815T
PT3847815T PT198594749T PT19859474T PT3847815T PT 3847815 T PT3847815 T PT 3847815T PT 198594749 T PT198594749 T PT 198594749T PT 19859474 T PT19859474 T PT 19859474T PT 3847815 T PT3847815 T PT 3847815T
Authority
PT
Portugal
Prior art keywords
prediction
Prior art date
Application number
PT198594749T
Other languages
English (en)
Portuguese (pt)
Original Assignee
Huawei Tech Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Publication of PT3847815T publication Critical patent/PT3847815T/pt

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/117Filters, e.g. for pre-processing or post-processing
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/593Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial prediction techniques
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/105Selection of the reference unit for prediction within a chosen coding or prediction mode, e.g. adaptive choice of position and number of pixels used for prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/103Selection of coding mode or of prediction mode
    • H04N19/11Selection of coding mode or of prediction mode among a plurality of spatial predictive coding modes
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/102Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or selection affected or controlled by the adaptive coding
    • H04N19/132Sampling, masking or truncation of coding units, e.g. adaptive resampling, frame skipping, frame interpolation or high-frequency transform coefficient masking
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/157Assigned coding mode, i.e. the coding mode being predefined or preselected to be further used for selection of another element or parameter
    • H04N19/159Prediction type, e.g. intra-frame, inter-frame or bidirectional frame prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/17Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
    • H04N19/176Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/182Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being a pixel
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/169Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
    • H04N19/184Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being bits, e.g. of the compressed video stream
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/59Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving spatial sub-sampling or interpolation, e.g. alteration of picture size or resolution
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/70Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/80Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation
    • H04N19/82Details of filtering operations specially adapted for video compression, e.g. for pixel interpolation involving filtering within a prediction loop

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
PT198594749T 2018-09-16 2019-09-13 Método e aparelho para predição PT3847815T (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862731970P 2018-09-16 2018-09-16
US201962822775P 2019-03-22 2019-03-22
US201962822868P 2019-03-23 2019-03-23

Publications (1)

Publication Number Publication Date
PT3847815T true PT3847815T (pt) 2023-12-26

Family

ID=69778614

Family Applications (1)

Application Number Title Priority Date Filing Date
PT198594749T PT3847815T (pt) 2018-09-16 2019-09-13 Método e aparelho para predição

Country Status (16)

Country Link
US (2) US11647185B2 (he)
EP (2) EP3847815B1 (he)
JP (2) JP2021536203A (he)
KR (3) KR102551917B1 (he)
CN (3) CN112040228B (he)
AU (2) AU2019340292B2 (he)
BR (1) BR112021004679A2 (he)
CA (1) CA3112913C (he)
ES (1) ES2966083T3 (he)
HU (1) HUE063986T2 (he)
IL (1) IL281544B1 (he)
MX (2) MX2021002953A (he)
PL (1) PL3847815T3 (he)
PT (1) PT3847815T (he)
UA (1) UA128291C2 (he)
WO (1) WO2020055292A1 (he)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020055292A1 (en) * 2018-09-16 2020-03-19 Huawei Technologies Co., Ltd. Method and apparatus for prediction
KR20200033195A (ko) * 2018-09-19 2020-03-27 한국전자통신연구원 영상 부호화/복호화 방법, 장치 및 비트스트림을 저장한 기록 매체
US10469845B1 (en) * 2018-09-21 2019-11-05 Tencent America, Llc Method and apparatus for intra mode coding
KR20210137058A (ko) * 2019-03-22 2021-11-17 엘지전자 주식회사 영상 코딩 시스템에서 인트라 예측 기반 영상 디코딩 방법 및 그 장치
US20240236311A9 (en) * 2021-02-25 2024-07-11 Interdigital Ce Patent Holdings, Sas Methods and apparatuses for encoding/decoding a video
KR102615727B1 (ko) 2021-04-28 2023-12-20 주식회사 넥스트바이오메디컬 분해시간 조절이 가능한 색전용 수화겔 및 이의 제조방법

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5597968B2 (ja) * 2009-07-01 2014-10-01 ソニー株式会社 画像処理装置および方法、プログラム、並びに記録媒体
CN101895751B (zh) * 2010-07-06 2012-02-08 北京大学 帧内预测的方法及装置、基于帧内预测的编/解码方法及系统
US9363533B2 (en) * 2010-09-29 2016-06-07 Electronics And Telecommunications Research Institute Method and apparatus for video-encoding/decoding using filter information prediction
CA2855027C (en) * 2011-11-08 2017-01-24 Kt Corporation A technique for encoding and decoding video by interpolating a reference picture block by applying different interpolation tap filters in vertical and horizontal directions to thereference block
CN102984523B (zh) * 2012-12-14 2015-12-09 北京大学 一种多方向的帧内预测编解码方法及装置
CN103248892A (zh) * 2013-05-07 2013-08-14 北京大学 一种帧内预测方法及装置
WO2015178796A1 (en) * 2014-05-23 2015-11-26 Huawei Technologies Co., Ltd. Method and apparatus for pre-prediction filtering for use in block-prediction techniques
US20180035112A1 (en) * 2015-02-13 2018-02-01 Lg Electronics Inc. METHOD AND APPARATUS FOR ENCODING AND DECODING VIDEO SIGNAL USING NON-UNIFORM PHASE INTERPOLATION (As Amended)
US20160373770A1 (en) * 2015-06-18 2016-12-22 Qualcomm Incorporated Intra prediction and intra mode coding
US10574984B2 (en) * 2015-09-10 2020-02-25 Lg Electronics Inc. Intra prediction method and device in video coding system
CA3113488A1 (en) * 2015-11-17 2017-05-26 Huawei Technologies Co., Ltd. Method and apparatus for video coding
US10194170B2 (en) * 2015-11-20 2019-01-29 Mediatek Inc. Method and apparatus for video coding using filter coefficients determined based on pixel projection phase
US10362314B2 (en) * 2015-11-27 2019-07-23 Mediatek Inc. Apparatus and method for video coding by intra-prediction
US10382781B2 (en) * 2016-09-28 2019-08-13 Qualcomm Incorporated Interpolation filters for intra prediction in video coding
CN116320498A (zh) * 2016-11-28 2023-06-23 韩国电子通信研究院 用于滤波的方法和装置
US10986351B2 (en) * 2017-07-03 2021-04-20 Iucf-Hyu (Industry-University Cooperation Foundation Hanyang University) Method and device for decoding image by using partition unit including additional region
CN111434109B (zh) * 2017-11-28 2024-06-14 Lx半导体科技有限公司 图像编码/解码方法和装置以及存储有比特流的记录介质
US11128872B2 (en) * 2018-07-16 2021-09-21 Qualcomm Incorporated Position dependent intra prediction combination with wide angle intra prediction
WO2020055292A1 (en) * 2018-09-16 2020-03-19 Huawei Technologies Co., Ltd. Method and apparatus for prediction
EP3949424A4 (en) * 2019-04-25 2022-12-21 HFI Innovation Inc. METHOD AND APPARATUS FOR CODING OR DECODING WITH MODE-DEPENDENT INTRA SMOOTHING FILTER IN INTRA PREDICTION

Also Published As

Publication number Publication date
BR112021004679A2 (pt) 2021-06-01
KR102694040B1 (ko) 2024-08-08
MX2024005693A (es) 2024-05-24
CN111543061A (zh) 2020-08-14
CA3112913C (en) 2023-10-31
EP4270958A2 (en) 2023-11-01
CN111543061B (zh) 2024-08-20
CN112040228A (zh) 2020-12-04
US20230319270A1 (en) 2023-10-05
AU2023248190A1 (en) 2023-11-02
PL3847815T3 (pl) 2024-03-11
KR20210055086A (ko) 2021-05-14
IL281544A (he) 2021-05-31
EP3847815B1 (en) 2023-11-08
EP4270958A3 (en) 2024-02-28
CN114143539B (zh) 2023-08-04
CN114143539A (zh) 2022-03-04
ES2966083T3 (es) 2024-04-18
EP3847815A1 (en) 2021-07-14
JP2023169242A (ja) 2023-11-29
KR102551917B1 (ko) 2023-07-04
MX2021002953A (es) 2021-07-15
KR20240124432A (ko) 2024-08-16
CN112040228B (zh) 2021-08-03
WO2020055292A1 (en) 2020-03-19
US11647185B2 (en) 2023-05-09
KR20230105003A (ko) 2023-07-11
AU2019340292A1 (en) 2021-04-15
CA3112913A1 (en) 2020-03-19
HUE063986T2 (hu) 2024-02-28
AU2019340292B2 (en) 2023-07-13
UA128291C2 (uk) 2024-05-29
EP3847815A4 (en) 2021-09-08
JP2021536203A (ja) 2021-12-23
IL281544B1 (he) 2024-08-01
US20210203928A1 (en) 2021-07-01

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